<template>
  <div>
    <TypeNav></TypeNav>
    <!--list-content-->
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!-- 面包蟹 query参数显示 -->
            <li class="with-x" v-show="searchParams.categoryName">
              {{ searchParams.categoryName }}<i @click="deleteQuery">×</i>
            </li>
            <!-- 面包蟹 params参数显示 -->
            <li class="with-x" v-show="searchParams.keyword">
              {{ searchParams.keyword }}<i @click="deleteParams">×</i>
            </li>
            <!-- 面包蟹 品牌显示 trademark -->
            <li class="with-x" v-if="searchParams.trademark">
              {{ searchParams.trademark.split(":")[1]
              }}<i @click="deleteTrademark">×</i>
            </li>
            <!-- 面包蟹 props显示 商品配置选项 产地 净含量... -->
            <li
              class="with-x"
              v-for="(item, index) in searchParams.props"
              :key="item"
            >
              {{ item.split(":")[1] }}
              <i @click="deleteProps(index)">×</i>
            </li>
          </ul>
        </div>
        <!-- 接收自定义事件 -->
        <SearchSelector
          @searchTrademark="searchTrademark"
          @searchProps="searchProps"
        ></SearchSelector>
        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <!-- 排序 -->
                <!-- 
                  1表示综合 2 表示价格 如果searchParams.order.split(':')[0]为1，
                  表示按综合排序，添加active类(高亮显示)，并显示图标字体 
                  如果searchParams.order.split(":")[1]等于asc，表示升序，添加向上箭头类，
                  否则为降序，添加向下箭头类
                  -->
                <li
                  :class="{ active: searchParams.order.split(':')[0] == '1' }"
                  @click="changeOrder('1')"
                >
                  <a href="javascript:;"
                    >综合
                    <i
                      class="iconfont"
                      :class="{
                        'icon-xiangshangjiantoucuxiao': orderbyAsc,
                        'icon-xiangxiajiantoucuxiao': orderByDesc,
                      }"
                      v-show="searchParams.order.split(':')[0] == '1'"
                    ></i>
                  </a>
                </li>
                <li
                  :class="{ active: searchParams.order.split(':')[0] == '2' }"
                  @click="changeOrder('2')"
                >
                  <a href="javascript:;"
                    >价格
                    <i
                      class="iconfont"
                      :class="{
                        'icon-xiangshangjiantoucuxiao': orderbyAsc,
                        'icon-xiangxiajiantoucuxiao': orderByDesc,
                      }"
                      v-show="searchParams.order.split(':')[0] == '2'"
                    ></i>
                  </a>
                </li>
                <!-- <li>
                  <a href="#">销量</a>
                </li>
                <li>
                  <a href="#">新品</a>
                </li>
                <li>
                  <a href="#">评价</a>
                </li> -->
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <!-- goodsList -->
              <li class="yui3-u-1-5" v-for="goods in goodsList" :key="goods.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <!-- <a href="item.html" target="_blank">
                      <img :src="goods.defaultImg" />
                    </a> -->
                    <!-- 声明式导航  带参 id-->
                    <router-link :to="`/detail/${goods.id}`">
                      <!-- <img :src="goods.defaultImg" /> -->
                      <!-- 图片懒加载 将(:src)改成(v-lazy) -->
                      <img v-lazy="goods.defaultImg" />
                    </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>&ensp;{{ goods.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <!-- <a
                      target="_blank"
                      href="item.html"
                      v-html="goods.title"
                    ></a> -->
                    <router-link :to="`/detail/${goods.id}`">
                      <a
                        target="_blank"
                        href="javascript:;"
                        v-html="goods.title"
                      ></a>
                    </router-link>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <div class="fr page">
            <div class="sui-pagination clearfix">
              <ul>
                <li class="prev disabled">
                  <a href="#">«上一页</a>
                </li>
                <li class="active">
                  <a href="#">1</a>
                </li>
                <li>
                  <a href="#">2</a>
                </li>
                <li>
                  <a href="#">3</a>
                </li>
                <li>
                  <a href="#">4</a>
                </li>
                <li>
                  <a href="#">5</a>
                </li>
                <li class="dotted"><span>...</span></li>
                <li class="next">
                  <a href="#">下一页»</a>
                </li>
              </ul>
              <div><span>共10页&nbsp;</span></div>
            </div>
          </div>
        </div>
        <!--hotsale-->
        <div class="clearfix hot-sale">
          <h4 class="title">热卖商品</h4>
          <div class="hot-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-4">
                <div class="list-wrap">
                  <div class="p-img">
                    <img src="./images/like_01.png" />
                  </div>
                  <div class="attr">
                    <em>Apple苹果iPhone 6s (A1699)</em>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>&ensp;4088.00</i>
                    </strong>
                  </div>
                  <div class="commit">
                    <i class="command">已有700人评价</i>
                  </div>
                </div>
              </li>
              <li class="yui3-u-1-4">
                <div class="list-wrap">
                  <div class="p-img">
                    <img src="./images/like_03.png" />
                  </div>
                  <div class="attr">
                    <em>金属A面，360°翻转，APP下单省300！</em>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>&ensp;4088.00</i>
                    </strong>
                  </div>
                  <div class="commit">
                    <i class="command">已有700人评价</i>
                  </div>
                </div>
              </li>
              <li class="yui3-u-1-4">
                <div class="list-wrap">
                  <div class="p-img">
                    <img src="./images/like_04.png" />
                  </div>
                  <div class="attr">
                    <em>256SSD商务大咖，完爆职场，APP下单立减200</em>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>&ensp;4068.00</i>
                    </strong>
                  </div>
                  <div class="commit">
                    <i class="command">已有20人评价</i>
                  </div>
                </div>
              </li>
              <li class="yui3-u-1-4">
                <div class="list-wrap">
                  <div class="p-img">
                    <img src="./images/like_02.png" />
                  </div>
                  <div class="attr">
                    <em>Apple苹果iPhone 6s (A1699)</em>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>&ensp;4088.00</i>
                    </strong>
                  </div>
                  <div class="commit">
                    <i class="command">已有700人评价 </i>
                  </div>
                </div>
              </li>
            </ul>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters } from "vuex";
import SearchSelector from "./SearchSelector";
export default {
  name: "Search",
  components: {
    SearchSelector,
  },
  data() {
    return {
      searchParams: {
        category1Id: "",
        category2Id: "",
        category3Id: "",
        categoryName: "",
        keyword: "",
        props: [],
        trademark: "",
        order: "1:desc",
        pageNo: 1,
        pageSize: 10,
      },
    };
  },
  // mounted() {
  //   /* 调用发送ajax请求函数 */
  //   this.getGoodsListInfo();
  // },
  methods: {
    /* ajax请求获取goodslistinfo */
    getGoodsListInfo() {
      this.$store.dispatch("reqGoodsListInfo", this.searchParams);
    },
    deleteQuery() {
      /* 
        点击删除让categoryName=undefined
        然后重新跳转到search页面并传参 只串params参数，
        当$route中的数据改变时，会触发watch监听 重新发送ajax请求
      */
      this.searchParams.categoryName = undefined;
      /* 跳转 */
      this.$router.push({
        name: "search",
        params: this.$route.params,
      });
    },
    deleteParams() {
      this.searchParams.keyword = undefined;
      this.$router.push({
        name: "search",
        query: this.$route.query,
      });
      /*全局事件总线 分发事件 */
      this.$bus.$emit("clearKeyword");
    },
    /* 接收子组件通过$emit自定义事件传过来的数据  */
    searchTrademark(tm) {
      /* 收集trademark  然后发送ajax */
      this.searchParams.trademark = `${tm.tmId}:${tm.tmName}`;
      this.getGoodsListInfo();
    },
    /* 自定义事件 接收props数据   */
    searchProps(attrs, attr) {
      /* 收集props数据 ["属性ID:属性值:属性名"] */
      let attrprops = `${attrs.attrId}:${attr}:${attrs.attrName}`;
      /* 如果props中有重复的 就不再添加  .smoe()只要有一项相同就返回true否则false*/
      if (this.searchParams.props.some((item) => item == attrprops)) return;
      /* 将收集的数据添加到props中 */
      this.searchParams.props.push(attrprops);
      /* 发送ajax请求 */
      this.getGoodsListInfo();
    },
    /* 删除props面包蟹  产地 功效.... */
    deleteProps(index) {
      this.searchParams.props.splice(index, 1);
      this.getGoodsListInfo();
    },
    /* 删除品牌 trademark 面包蟹 */
    deleteTrademark() {
      this.searchParams.trademark = undefined;
      this.getGoodsListInfo();
    },
    /* 排序 1: 综合,2: 价格 asc: 升序,desc: 降序 */
    changeOrder(flag) {
      let orderNo = this.searchParams.order.split(":")[0]; // 1、2
      let orderType = this.searchParams.order.split(":")[1]; //asc 、desc
      if (flag == orderNo) {
        orderType = orderType == "asc" ? "desc" : "asc";
      } else {
        orderNo = flag;
        orderType = "asc";
      }
      this.searchParams.order = `${orderNo}:${orderType}`;
      console.log(this.searchParams.order);
      /* 重新发送请求 */
      this.getGoodsListInfo();
      console.log(this.searchParams.order);
    },
  },

  computed: {
    /* 使用辅助函数 获取vuex中getters中的数据 */
    ...mapGetters(["goodsList"]),
    /* 优化排序箭头 */
    orderbyAsc() {
      /* 升序 */
      return this.searchParams.order.split(":")[1] == "asc";
    },
    orderByDesc() {
      /* 降序 */
      return this.searchParams.order.split(":")[1] == "desc";
    },
  },
  watch: {
    $route: {
      immediate: true, //立即执行
      handler() {
        /* 数据请求参数 */
        let { category1Id, category2Id, category3Id, categoryName } =
          this.$route.query;
        // console.log(this.$route.query);
        // console.log(this.$route.params);
        let { keyword } = this.$route.params;
        const p = {
          /* 扩展运算符 浅拷贝 */
          ...this.searchParams,
          category1Id,
          category2Id,
          category3Id,
          categoryName,
          keyword,
        };
        /* 
          空串不要传给服务器，服务器不会接收undefined
          清空请求参数中的空串可以减轻服务器的压力，
        */
        Object.keys(p).forEach((item) => {
          /* 如果有空串就直接删除 不要传给服务器 */
          if (p[item] === "") {
            delete p[item];
          }
        });
        this.searchParams = p;
        /* 重新发送ajax */
        this.getGoodsListInfo();
      },
    },
  },
};
</script>
<style lang= "less" scoped>
.main {
  margin: 10px 0;
  .py-container {
    width: 1200px;
    margin: 0 auto;
    .bread {
      margin-bottom: 5px;
      overflow: hidden;
      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;
        li {
          display: inline-block;
          line-height: 18px;
          a {
            color: #666;
            text-decoration: none;
            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }
      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;
        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;
          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }
          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;
      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;
        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);
          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;
            li {
              float: left;
              line-height: 18px;
              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }
              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }
      .goods-list {
        margin: 20px 0;
        ul {
          display: flex;
          flex-wrap: wrap;
          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;
            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;
                a {
                  color: #666;
                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }
              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;
                strong {
                  font-weight: 700;
                  i {
                    margin-left: -5px;
                  }
                }
              }
              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;
                a {
                  color: #333;
                  text-decoration: none;
                }
              }
              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;
                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }
              .operate {
                padding: 12px 15px;
                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }
                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;
                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }
                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;
                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }
      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;
        .sui-pagination {
          margin: 18px 0;
          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;
            li {
              line-height: 18px;
              display: inline-block;
              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }
              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }
              &.prev {
                a {
                  background-color: #fafafa;
                }
              }
              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }
              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }
              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }
          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
    .hot-sale {
      margin-bottom: 5px;
      border: 1px solid #ddd;
      .title {
        font-weight: 700;
        font-size: 14px;
        line-height: 21px;
        border-bottom: 1px solid #ddd;
        background: #f1f1f1;
        color: #333;
        margin: 0;
        padding: 5px 0 5px 15px;
      }
      .hot-list {
        padding: 15px;
        ul {
          display: flex;
          li {
            width: 25%;
            height: 100%;
            .list-wrap {
              .p-img,
              .price,
              .attr,
              .commit {
                padding-left: 15px;
              }
              .p-img {
                img {
                  max-width: 100%;
                  vertical-align: middle;
                  border: 0;
                }
              }
              .attr {
                width: 85%;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
              }
              .price {
                font-size: 18px;
                color: #c81623;
                strong {
                  font-weight: 700;
                  i {
                    margin-left: -5px;
                  }
                }
              }
              .commit {
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;
              }
            }
          }
        }
      }
    }
  }
}
</style>